_____________________________________________________________________
Cesium Hydride
Crystal:
CsHStructure: NaCl
_____________________________________________________________________
Lattice formation energy: |
eV |
Lattice parameter: |
3.188 Å |
Density: |
g/cm3 |
Stiffness constants
c11:
c12:
c44:
Compressibility (in 1011 dynes/cm2):
Poisson ratio:
Debye temperature: K
Melting temperature: K
Phonon spectrum discussed by:
Transverse optic phonon T0 (k=0): cm-1
Longitude optic phonon L0 (k=0): cm-1
Gruneissen constant:
Ratio e*/e:
Photoelastic constants:
p11:
p12:
p44:
Band gap:
direct: eV. at K
indirect: eV. at ° K
Plasmon energy: eV.
Exciton energy: eV.
Band structure discussed by:
Static dielectric constant:
Optic dielectric constant:
Electron mobility:
Hole mobility:
Polaron coupling constant:
a = ( for m*=1 )Effective mass: conduction band:
valence band:
Electron affinity: ( in eV., from bottom of conduction band under vacuum)
Spin-orbit coupling: ( valence band)
_____________________________________________________________________